Home > GMC > GMC Yukon > 2018 GMC Yukon > 2018 GMC Yukon Specifications
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SPECIFICATIONS
SUVXL
TRIM
MSRP
INVOICE
GMC Yukon XL SLE $51,800$48,692
GMC Yukon XL SLE 4WD $54,800$51,512
GMC Yukon XL SLT $59,900$56,306
GMC Yukon XL SLT 4WD $62,900$59,126
GMC Yukon XL Denali $68,900$64,766
GMC Yukon XL Denali 4WD $71,900$67,586
Destination Charge: $1295
ENGINES
Type:
5,328cc V8
Valvetrain: OHV 2-valves/cyl.; variable valve timing (VVT); cylinder deactivation
Power [hp at rpm]: 355 at 5,600
Torque [lb-ft at rpm]: 383 at 4,100
Bore & Stroke [mm]: 96.0 x 92.0
Compression Ratio: 11.0:1
Redline: 6,000
Mileage City / Hwy [mpg]: 15 - 16 (RWD) / 23 (RWD)
Available with: SLE; SLT
 
Type:
6,162cc V8
Valvetrain: OHV 2-valves/cyl.; variable valve timing (VVT); cylinder deactivation
Power [hp at rpm]: 420 at 5,600
Torque [lb-ft at rpm]: 460 at 4,100
Bore & Stroke [mm]: 103.3 x 92.0
Compression Ratio: 11.5:1
Mileage City / Hwy [mpg]: 14 / 21 - 23 (RWD)
Available with: Denali
 
TRANSMISSIONS
Type:
6-speed automatic
Ratios: 4.03, 2.36, 1.53, 1.15, 0.85, 0.67
Final Drive: 3.08
Available with: SLE; SLT
 
Type:
10-speed automatic
Ratios: 4.70, 2.99, 2.15, 1.80, 1.52, 1.28, 1.00, 0.85, 0.69, 0.64
Final Drive: 3.23
Available with: Denali
 
LAYOUT
Engine position:
Front-engine
Driveline:
Rear-wheel-drive & Four-wheel-drive
 
SUSPENSION
Front:
Short and long arm; coil springs, anti-roll bar
Rear:
Multi-link; coil springs, anti-roll bar
 
BRAKES
Front:
13.0 x 1.2 in. power-assisted vented discs
Rear:
13.6 x 0.8 in. power-assisted vented discs
 
WEIGHT & CAPACITIES
Curb weight [lbs]:
5,610 - 5,965
GVWR [lbs]:
7,300 (RWD)
7,500 (4WD)
Weight distribution: 51 / 49
Max. towing capacity [lbs]: 7,900 - 8,300
Fuel Capacity [gal.]: 31.0
 
STEERING
Type:
Rack & Pinion; power-assist
Turning Circle [ft.]
43.0
 
EXTERIOR DIMENSIONS
Length [in.]:
224.3
Width [in.]:
80.5
Height [in.]:
74.4
Wheelbase [in.]: 130.0
Front Track [in.]: 68.7
Rear Track [in.]: 68.7
 
INTERIOR DIMENSIONS
Pass. Vol. [cu-ft]:
122.4
Seating Capacity:
8 (SLT)
7
 
Front Headroom [in.]:
42.8
2. Row Headroom [in.]: 39.1
3. Row Headroom [in.]: 38.5
 
Front Legroom [in.]:
45.3
2. Row Legroom [in.]: 39.7
3. Row Legroom [in.]: 34.5
 
Front Shoulderroom [in.]:
64.8
2. Row Shoulderroom [in.]: 65.1
3. Row Shoulderroom [in.]: 62.6
 
Front Hiproom [in.]:
60.8
2. Row Hiproom [in.]: 60.3
3. Row Hiproom [in.]: 49.3
 
Cargo Cap. [cu-ft]:
39.3
 
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